260935955279 has 4 divisors (see below), whose sum is σ = 261000852600. Its totient is φ = 260871057960.

The previous prime is 260935955243. The next prime is 260935955281. The reversal of 260935955279 is 972559539062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 972559539062 = 2 ⋅486279769531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260935955279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260935955219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32442629 + ... + 32450670.

It is an arithmetic number, because the mean of its divisors is an integer number (65250213150).

Almost surely, 2^260935955279 is an apocalyptic number.

260935955279 is a deficient number, since it is larger than the sum of its proper divisors (64897321).

260935955279 is an equidigital number, since it uses as much as digits as its factorization.

260935955279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64897320.

The product of its (nonzero) digits is 45927000, while the sum is 62.

The spelling of 260935955279 in words is "two hundred sixty billion, nine hundred thirty-five million, nine hundred fifty-five thousand, two hundred seventy-nine".